Kunststricken: Große und kleine Decken (2004 republication) picture p 5, directions p 5 and Arbeitsbogen(patternsheet) 1, chart 11.

Source calls for 300g ‘mittelstarke sandfarbene Häkelkunstseide’ (mid-strong sand-colored Crochet Rayon) on needles size 2 (Old German size?) for a diameter of 135cm/53”.